This department is for the Traxxas Revo only. The Traxxas shells are ready to mount on your chassis, please specify if you own a 2.5 or the extended 3.3 - If you would like another shell, please use the 1/10 scale truck bodies for the Revo 2.5 and the 1/8 scale truck bodies for the extended Revo 3.3, Revo Platinum and the E-Revo. If you have any questions please contact me.